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ImageResize: fix missing pad color for resize operations #101

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Merged
SebastianStehle merged 1 commit into from
Jun 18, 2026
Merged

ImageResize: fix missing pad color for resize operations #101

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12 changes: 3 additions & 9 deletions assets/Squidex.Assets.ImageSharp/ImageSharpThumbnailGenerator.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -77,7 +77,8 @@ protected override async Task CreateThumbnailCoreAsync(Stream source, string mim
if (w > 0 || h > 0)
{
var resizeMode = GetResizeMode(options, w, h, image);
var resizeOptions = new ImageSharpOptions { Size = new Size(w, h), Mode = resizeMode, PremultiplyAlpha = true };
var backgroundColor = options.Background != null && Color.TryParse(options.Background, out var color) ? color : Color.Transparent;
var resizeOptions = new ImageSharpOptions { Size = new Size(w, h), Mode = resizeMode, PremultiplyAlpha = true, PadColor = backgroundColor };

if (options.FocusX.HasValue && options.FocusY.HasValue)
{
Expand All @@ -89,14 +90,7 @@ protected override async Task CreateThumbnailCoreAsync(Stream source, string mim

operation.Resize(resizeOptions);

if (options.Background != null && Color.TryParse(options.Background, out var color))
{
operation.BackgroundColor(color);
}
else
{
operation.BackgroundColor(Color.Transparent);
}
operation.BackgroundColor(backgroundColor);
}

if (watermark != null)
Expand Down